rename attribute to property

src/nkode_api.py

@@ -107,7 +107,7 @@ class NKodeAPI:
         customer = self.customers[customer_id]
         return customer.valid_key_entry(username, key_selection)
 
-    def renew_attributes(self, customer_id: UUID) -> bool:
+    def renew_keys(self, customer_id: UUID) -> bool:
         if customer_id not in self.customers.keys():
             raise ValueError("Customer ID not found")
         return self.customers[customer_id].renew_keys()